Step 4: Copy and Paste or Drag and Drop SF Square Root, Regular font file into the Fonts folder. The Fonts folder is located in C:\Windows\Fonts

Install SF Square Root, Regular Font on XP/95/98/ME/NT/2000/Vista

Step 1: Copy and Paste or Drag and Drop extracted (.ttf or .otf) font file into the Fonts folder. The Fonts folder is located in C:\Windows\Fonts or C:\WINNT\Fonts.

Step 2: Locate and double click the Fonts folder. Click File and Install New Font select the folder which has the font you want to install and click OK. The Fonts folder is located in C:\Windows\Fonts or C:\WINNT\Fonts.

Remark: (1) In XP you can reach the Fonts folder by clicking Start>Control Panel>Appearances and Themes and clicking Fonts icon which is located under See Also. In prior version of Windows you can reach Fonts folder by clicking Start>Settings>Control Panel>Fonts (2) Just Right click the SF Square Root, Regular font file and select Install the SF Square Root, Regular fonts on your Windows Vista.